#include <stdio.h>
int main(void)
{
	int day=0;
	printf("请输入星期几\n");
	scanf("%d",&day);
	//判断用户输入星期几
	switch(day){
		case 1:
		case 2:
		case 4:
			printf("酸辣土豆丝\n");
			break;
		case 3:
		case 5:
			printf("番茄炒蛋\n");
			break;
		case 6:
			printf("鱼香肉丝\n");
			break;
		case 7:
			printf("大闸蟹\n");
			break;
		default:
			printf("吃空气\n");
			break;
		}
	return 0;
}
